package com.alex.spring.aop;/**
 * Created by Administrator on 2018\10\5 0005.
 */

/**
 * @author Administrator
 * @date 2018\10\5 0005
 */
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Around;
@Aspect
public class Logging2 {
    /** Following is the definition for a pointcut to select
     *  all the methods available. So advice will be called
     *  for all the methods.
     */
    @Pointcut("execution(* com.alex.spring.aop.*.*(..))")
    private void selectAll(){}
    /**
     * This is the method which I would like to execute
     * before a selected method execution.
     */
    @Before("selectAll()")
    public void beforeAdvice(){
        System.out.println("Going to setup student profile.");
    }
    /**
     * This is the method which I would like to execute
     * after a selected method execution.
     */
    @After("selectAll()")
    public void afterAdvice(){
        System.out.println("Student profile has been setup.");
    }
    /**
     * This is the method which I would like to execute
     * when any method returns.
     */
    @AfterReturning(pointcut = "selectAll()", returning="retVal")
    public void afterReturningAdvice(Object retVal){
        System.out.println("Returning:" + retVal.toString() );
    }
    /**
     * This is the method which I would like to execute
     * if there is an exception raised by any method.
     */
    @AfterThrowing(pointcut = "selectAll()", throwing = "ex")
    public void AfterThrowingAdvice(IllegalArgumentException ex){
        System.out.println("There has been an exception: " + ex.toString());
    }
}
